第一个页面！
<h6>增加SVG图标:</h6>
<span style="font-size:6em;">
  <svg class="svg-icon" aria-hidden="true">
    <use xlink:href="#icon-neirong-chongzu"></use>
  </svg>
</span>
<h6>布局</h6>
<div class="container">
  <div class="row">
    <div class="col-sm">
      One of three columns
    </div>
    <div class="col-sm">
      One of three columns
    </div>
    <div class="col-sm">
      One of three columns
    </div>
  </div>
</div>
<hr>
<div class="container">
  <div class="row">
    <div class="col-sm">
      One of four columns
    </div>
    <div class="col-sm">
      One of four columns
    </div>
    <div class="col-sm">
      One of four columns
    </div>
    <div class="col-sm">
      One of four columns
    </div>
  </div>
  <div class="row">
    <div class="col">
      1 of 3
    </div>
    <div class="col-5">
      2 of 3 (wider)
    </div>
    <div class="col">
      3 of 3
    </div>
  </div>
</div>
<hr>
<div class="container">
  <div class="row justify-content-md-center">
    <div class="col col-lg-2">
      1 of 3
    </div>
    <div class="col-md-auto">
      Variable width content
    </div>
    <div class="col col-lg-2">
      3 of 3
    </div>
  </div>
  <div class="row">
    <div class="col">
      1 of 3
    </div>
    <div class="col-md-auto">
      Variable width content
    </div>
    <div class="col col-lg-2">
      3 of 3
    </div>
  </div>
</div>
<hr>
<div class="row">
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="w-100"></div>
  <div class="col">col</div>
  <div class="col">col</div>
</div>
<hr>
<div class="row">
  <div class="col">col-1/13</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
  <div class="col">col</div>
</div>
<hr>
<div class="container">
  <div class="row align-items-start" style="height:60px;background: #555;color: #fff;">
    <div class="col">
      One of three columns
    </div>
    <div class="col">
      One of three columns
    </div>
    <div class="col">
      One of three columns
    </div>
  </div>
  <hr>
  <div class="row align-items-center" style="height:60px;background: #555;color: #fff;">
    <div class="col">
      One of three columns
    </div>
    <div class="col">
      One of three columns
    </div>
    <div class="col">
      One of three columns
    </div>
  </div>
  <hr>
  <div class="row align-items-end" style="height:60px;background: #555;color: #fff;">
    <div class="col">
      One of three columns
    </div>
    <div class="col">
      One of three columns
    </div>
    <div class="col">
      One of three columns
    </div>
  </div>
</div>
<h6>no-gutters</h6>
<div class="row no-gutters">
  <div class="col-12 col-sm-6 col-md-8">.col-12 .col-sm-6 .col-md-8</div>
  <div class="col-6 col-md-4">.col-6 .col-md-4</div>
</div>
<input type="text" pInputText />
<p-fileUpload
  name="myfile[]"
  customUpload="true"
  chooseLabel="选择"
  (uploadHandler)="uploader($event)"></p-fileUpload>

<p-button label="message123" (onClick)="showMessage()"></p-button>
<p-button label="message124" (onClick)="showMessage1()"></p-button>
